For he has strengthened the bars of your gates. He has blessed your children within you.
Your bars shall be iron and brass. As your days, so your strength will be.
Then Ehud went forth into the porch, and shut the doors of the upper room on him, and locked them.
2 Samuel 13:17
Then he called his servant who ministered to him, and said, "Put now this woman out from me, and bolt the door after her."
2 Samuel 13:18
She had a garment of various colors on her; for with such robes were the king's daughters who were virgins dressed. Then his servant brought her out, and bolted the door after her.
"We found the prison shut and locked, and the guards standing before the doors, but when we opened them, we found no one inside!"
The cities of the South are shut up, and there is none to open them: Judah is carried away captive, all of it; it is wholly carried away captive.
Song of Solomon 4:12
A locked up garden is my sister, my bride; a locked up spring, a sealed fountain.
A brother offended is more difficult than a fortified city; and disputes are like the bars of a castle.
The sword will fall on their cities, and will destroy the bars of their gates, and will put an end to their plans.
I will break the bar of Damascus, and cut off the inhabitant from the valley of Aven, and him who holds the scepter from the house of Eden; and the people of Syria shall go into captivity to Kir," says Yahweh.
Samson lay until midnight, and arose at midnight, and laid hold of the doors of the gate of the city, and the two posts, and plucked them up, bar and all, and put them on his shoulders, and carried them up to the top of the mountain that is before Hebron.
Behold, your troops in your midst are women. The gates of your land are set wide open to your enemies. The fire has devoured your bars.